Shakey's Incorporated v. Isabel Covalt, Covalt Enterprises, Inc., Pi Arn Squared, Inc., D/B/A Suspenders Pizza, Fred Jansen, and Sande Dahl, Shakey's Incorporated v. Isabel Covalt, Covalt Enterprises, Inc., Pi Arn Squared, Inc., D/B/A Suspenders Pizza, Fred Jansen, and Sande Dahl

704 F.2d 426 218 U.S.P.Q. 16 SHAKEY'S INCORPORATED, Plaintiff-Appellant, v. Isabel COVALT, Covalt Enterprises, Inc., Pi Arn Squared, Inc., d/b/a Suspenders Pizza, Fred Jansen, and Sande Dahl, Defendant-Appellee. SHAKEY'S INCORPORATED, Plaintiff-Appellee, v. Isabel COVALT, Covalt Enterprises, Inc., Pi Arn Squared, Inc., d/b/a Suspenders Pizza, Fred Jansen, and Sande Dahl, Defendants-Appellants. Nos. 81-3166, 81-3185. United States Court of Appeals, Ninth Circuit. Argued and Submitted June 8, 1982. Decided April 18, 1983. Peter R. Taft, Munger, Tolles, Rickershauser, Los Angeles, Cal., for Shakey's Inc. Garry P. McMurry, Rankin, McMurry, Osburn, Vavrosky & Doherty, Portland, Or., Richard A. Carlson, Drakulich & Carlson, Portland, Or., for Isabel Covalt, et al. Appeal from the United States District Court for the District of Oregon. Before CHOY, TANG, and BOOCHEVER, Circuit Judges. BOOCHEVER, Circuit Judge: 1 This case involves claims of trademark infringement, unfair competition, and breach of contract. It arose after the defendant pizza parlor operators terminated their affiliation with Shakey's Inc. (Shakey's), a national pizzeria chain. After letting a franchise agreement…